IP Library Granted Patent US 9,249,577
Granted Patent B2
US 9,249,577 · App. 13/680,052 · Granted Feb 2, 2016

Cable railing

Inventor: George H. Ross (Delano, MN)
E04F11/1859E04H17/10F16G11/04F16G11/12Y10T403/7064
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Quick Facts
Patent No.
US 9,249,577
App. No.
13/680,052
Granted
Feb 2, 2016
Kind
B2
Abstract

A cable railing is provided that includes two or more vertical members secured to a surface with a base plate having a horizontal member and two or more holes to affix two or more receiving inserts containing at least one spring, a retainer cap, at least a pair of wedge locks and a receiving insert, one adjustable in a clockwise rotation the second adjustable in a counter clockwise rotation to secure and draw one or more cables taught by a tightening apparatus to enclose decks, balconies, walkways, stairways and other areas.

Claims (21)

1. A railing system comprising:

a pair of tubular vertical members, each having at least one wall with an inside surface and an outside surface, the inside surface of the at least one wall defining a cavity within the tubular member;

a pair of cable receiving assemblies, each cable receiving assembly attached to one of the pair of vertical members and having a cavity therein with an outwardly facing opening for receiving a cable; and

a cable having opposed ends, wherein each of the opposed ends is inserted into one of the outwardly facing openings and at least one of the opposed ends is terminated in one of the pair of cable receiving assemblies,

wherein at least one of the pair of cable receiving assemblies comprises:

a tubular receiving insert having an inside terminal end with an opening therein, an outside terminal end with an opening therein, a tubular threaded portion having inner threads between the inside and outside terminal ends of the tubular receiving insert, and a tubular non-threaded portion beginning at an outward end of the first tubular threaded portion and terminating at the outside terminal end of the tubular receiving insert, the tubular receiving insert permanently affixed at the outside terminal end to the at least one wall of at least one of the vertical members such that the inside terminal end and at least a portion of the inner threads of the tubular receiving member are located within the cavity of the tubular member,

a tubular threaded insert having a first terminal end with an opening therein, a second terminal end with an opening therein, a first portion having outer threads between the first and second terminal ends of the threaded insert, a second non-threaded portion with a head thereon at the second terminal end of the threaded insert, and a tapered inner surface at the second terminal end of the threaded insert, the tubular threaded insert threaded into the receiving insert such that the first terminal end and at least a portion of the outer threads of the tubular threaded insert are located within the cavity of the tubular member, the head having a plurality of opposing planer surfaces that accommodate a tool for threading the threaded insert into the receiving insert, and

at least two wedge locks inserted within the threaded insert, each of the wedge locks having a tapered outside surface that acts against the tapered inner surface of the threaded insert and at least one tension surface that clamps onto the cable inserted within the assembly; and

wherein the tubular threaded portion has a first diameter and the tubular non-threaded portion has a second diameter greater than the first diameter, therewith forming a shelf within the tubular receiving insert, and wherein the second non-threaded portion at the second terminal end of the threaded insert is dimensioned to prevent the tubular threaded insert from being threaded beyond the shelf.

2. The railing system of claim 1 , wherein the tubular receiving insert comprises an outwardly extending protrusion between the inner and outer terminal ends of the receiving insert forming a first annular flange, and an outside portion at the outside terminal end of the receiving insert, and wherein the receiving insert passes through a hole in one of the vertical members such that the first flange abuts against the inside surface of the at least one wall of the vertical member and an expanded section of the outside portion of the receiving insert forms a second annular flange that abuts against the outside surface of the at least one wall, therewith affixing the receiving insert to the hole in the vertical member.

3. The railing system of claim 2 , wherein the outside terminal end of the receiving insert fits essentially flush with the outer surface of the vertical member.

4. The railing system of claim 3 , wherein the second annular flange of the tubular receiving insert fits essentially flush with the outer surface of the vertical member and wherein the head of the tubular threaded insert at the second terminal end of the tubular threaded insert is located within the tubular receiving insert such that the head does not extend beyond the second annular flange of the tubular receiving insert.

5. The railing system of claim 2 , wherein at least one of the cable ends extends through the tubular receiving insert and terminates beyond the inside terminal end of the receiving insert.

6. The railing system of claim 1 , the at least one cable receiving assembly comprising a spring that pushes the at least two wedge locks outward.

7. The railing system of claim 6 , wherein the spring is a coil spring and wherein the cable is located within the coil spring.

8. The railing system of claim 1 , wherein threading the threaded insert increases a tension in the cable.

9. The railing system of claim 1 , wherein the threads of the receiving insert of one of the assemblies is opposite the threads of the receiving insert of another of the assemblies.

10. The railing system of claim 9 , wherein each cable receiving assembly comprising a spring that pushes the at least two wedge locks outward.

11. The railing system of claim 9 , wherein the spring is a coil spring and wherein the cable is located within the coil spring.

12. The railing system of claim 1 , each of the wedge locks having a spherical shape that acts against the tapered inner surface of the threaded insert to clamp onto the cable inserted within the assembly.

13. The railing system of claim 1 , wherein at least one of the cable ends extends through the tubular receiving insert and terminates beyond the inside terminal end of the receiving insert.

Continuity (1)
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